'7th Heaven' Barry Watson, Natasha Gregson Wagner expecting baby

7th Heaven's Barry Watson and his partner Natasha Gregson Wagner are expecting their first child together.

A rep for Gregson Wagner has confirmed the pregnancy to Life and Style and revealed that she is due to give birth "soon".

The actress most recently appeared in public at a launch for the book Last Night I Swam With a Mermaid, where an observer spotted her "smiling ear to ear and [looking] thrilled to be an expectant mom".

Gregson Wagner, who is the daughter of the late Natalie Wood, has guest starred in ER, Cold Case and House MD.

Watson is most famous for playing Dr Matt Camden on 7th Heaven and also played the title character in What About Brian?.

He has been married twice, first to Laura Payne-Gabriel and later to Extreme Makeover: Home Edition's Tracy Hutson.